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English : Two Julia Butterflies (Dryas iulia) drinking the tears of turtles in Ecuador. The turtles placidly permit the butterflies to sip from their eyes as they bask on a log. This "tear-feeding" is a phenomenon known as lachryphagy.

English : Astronomers using ESO’s Very Large Telescope (VLT) have detected a stellar-mass black hole much further away than any other previously known. The newly announced black hole lies in a spiral galaxy called NGC 300. This video zooms in onto the position of the system containing the stellar-mass black hole, and finishes with an artist’s impression of the system.

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English : Rainbow over Gullfoss ("Golden Falls" in Icelandic), a waterfall located in the canyon of the Hvítá river and one of the main attractions of the Golden Circle in southwest of Iceland. The fall step on the left is 11 m high and the one on the right 20 m high. The amount of water flowing is in summer, when the picture was taken, 140 m3/s.